Features:1. N95 face mask can effectively filter more than 95% of fine particles (more than 1um, such as viruses, bacteria, PM2.5 dust haze, etc.2. Adjustable elastic band, which can be adjusted according to the size of the individual's head circumference.3. Hidden bridge of the nose, no exposed metal design, latex-free cloth woven belt, improving the comfort of mask-wearing.4. The design of the ring elastic band allows you to avoid the trouble of mask placement.5. Use soft P.P. cloth for inner and outer layers to increase strap comfort. Independent mask packaging, in line with hygiene requirements.